How does the USD $5 card fee waiver work? 28 May 2026 09:45 Updated Each successful referral gives both you and your friend one USD $5 card fee waiver. Each waiver can be used for one card only:Fully waive the fee for a virtual cardOr enjoy USD $5 off a physical card fee (originally USD $10)You can invite up to 5 friends and earn rewards for up to 5 cards during the campaign period.